Natural Erosion
Types of Rocks with their Characteristics
Rock Identification
Erosion
Rapid Erosion
100
Natural erosion is erosion that is done naturally and not by humans.
What is Natural Erosion?
100
The types of rocks are. A. Igneous B. Sedimentary C. Metamorphic D. All of the above
What is D. All of the above?
100
The way light reflects of a minerals surface.
What is luster?
100
It is the carrying away of weathered earth materials by water, wind, or ice.
What is Erosion?
100
Abrasion can happen in forms A. landslides B. Waves C. All of the above.
What is C. Abrasion can happen in forms of landslide and waves?
200
Acid rain causes A. The rock to rust B. Make holes in the rocks C. All of the above.
What is A. Acid rain makes hole in the rock?
200
Rocks change over time using A. Heat B. Weathering C. Pressure D. Melting E. A.,B.,C., D.,
What is E. Heat, Weathering, Pressure, and melting?
200
The streak color of calcite A. white B. green C. red.
What is A. the streak color of calcite is white?
200
Glaciers flow slowly down canyons. The frozen rocks scrape the floor and sides of the canyon. Glaciers erode V-shaped valleys into U-shaped valleys.
How are valleys formed?
200
Sand gets to our beaches by A. Erosion B. Wind C. Water D. Gravity E. Ice F. A.,B., C., D., E., G. Rocks grew legs.
What is F. Sand gets to our beaches by going through erosion, going through the Wind, Going through water, Through Gravity, and by floating on Ice?
300
Rocks banging together is called A. abrasion B. rubbing and banging together C. Erosion D. abrasion and erosion.
What is D. abrasion and erosion?
300
Sedimentary Rocks are formed by pieces of recycled rocks and volcanic ash that our formed together under immense heat and pressure.
How are Sedimentary rocks that are formed?
300
The surface colors of feldspar is A. white B. Pink C. gray D. all of the above.
What is D. All of the above?
300
It deposits sediments. Large rocks are the first to settle to the bottom. After a flood, large boulders can be scattered all around.
What happens when water flowing in a river slows down?
300
Chemical weathering is when rocks containing metals are exposed to chemicals in the air rust the ores.
What is Chemical Weathering?
400
When water freezes it will A. Crack and break the rock B. freeze the rock C. make the rock cold.
What is A. when water freezes the rock will Crack and Break?
400
Igneous rocks are first molten lava and recycled material.
How do Igneous rocks start out as before they are solid rocks?
400
Fluorite Glows under A. Black light B. Green light C. Purple light.
What is A. fluorite glows under Black light?
400
When the wind dies down,sand and dust deposited far from their starting places.
How does erosion from sand dunes?
400
Volcanoes, Cinder Cones, Caldera's, Composite Volcanoes, and Shield Volcanoes are formed by eruptions
What land forms are made from eruptions?
500
When oxygen comes intact with Iron Ore it Creates A. Iron rust B. makes the rock green C. makes the rock sick.
What is A. when oxygen comes intact with Iron Ore it creates Iron rust within or on the rock?
500
Layers of sand are called A. Sediment B. Sand hills C. Grain.
What is A. Layers of sand are called sediment?
500
The luster of magnetite is A. metallic B. non metallic C. smooth.
What is A. the luster of magnetite is metallic?
500
The farther the rocks move in the river, the smaller they get. They also get smoother and rounder as they tumble along.
What happens when erosion continues to farther rocks?
500
Water erosion takes off the rough parts on a rock to make it smooth.
How does Water Erosion work?
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